https://thebidsheet.docsanddeadlines.com Read the contractor's estimate before you sign it. en Sat, 12 Sep 2026 00:30:30 +0000 https://thebidsheet.docsanddeadlines.com/hvac/r-410a-phase-out-repair-existing-system/ https://thebidsheet.docsanddeadlines.com/hvac/r-410a-phase-out-repair-existing-system/ The ticket says R-410A is banned. The rule is narrower: what 40 CFR 84 prohibits, what a 2026 rule removed, and why a condenser-only R-454B swap fails on paper. Fri, 11 Sep 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/bids/contractor-deposit-progress-payments-lien-waivers/ https://thebidsheet.docsanddeadlines.com/bids/contractor-deposit-progress-payments-lien-waivers/ Five states cap the deposit, one of them at $1,000. What the cap covers, the bond that suspends it, and the waivers that decide if you pay twice. Wed, 09 Sep 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/water/pex-vs-copper-repipe-what-the-quote-leaves-out/ https://thebidsheet.docsanddeadlines.com/water/pex-vs-copper-repipe-what-the-quote-leaves-out/ A repipe bid names a material and a lump sum. The print string on the tubing, the letter on the copper, and nine excluded lines decide the rest of it. Sun, 06 Sep 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/warranty/parts-labor-lifetime-warranty-phrases/ https://thebidsheet.docsanddeadlines.com/warranty/parts-labor-lifetime-warranty-phrases/ A 10-year parts warranty buys the part, not the repair. What parts, labor, lifetime, and prorated each obligate, traced to the certificates by form number. Thu, 03 Sep 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/timing/read-manufacture-date-serial-number-label/ https://thebidsheet.docsanddeadlines.com/timing/read-manufacture-date-serial-number-label/ Carrier starts your warranty 90 days after manufacture if the install date can't be proven. The serial number is the proof. How each brand encodes the date. Mon, 31 Aug 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/hvac/manual-j-s-d-how-to-tell-if-sizing-was-skipped/ https://thebidsheet.docsanddeadlines.com/hvac/manual-j-s-d-how-to-tell-if-sizing-was-skipped/ A bid that says 'sized per Manual J' owes you a report with nine inputs on it. What each ACCA manual covers, what code requires, and the tells none was run. Sun, 30 Aug 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/electrical/fpe-zinsco-aluminum-wiring-hazard-or-sales-scare/ https://thebidsheet.docsanddeadlines.com/electrical/fpe-zinsco-aluminum-wiring-hazard-or-sales-scare/ Three names land in one replacement quote, but their paper trails are nothing alike. What the CPSC file, the court docket, and your insurer's form actually say. Sat, 29 Aug 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/water/water-heater-repair-or-replace-failures-worth-fixing/ https://thebidsheet.docsanddeadlines.com/water/water-heater-repair-or-replace-failures-worth-fixing/ A plumber's quote names a part. Your tank's rating plate names a date and a warranty term. Both decide the answer, and only one of them is in the quote. Fri, 28 Aug 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/warranty/hvac-warranty-registration-window-60-90-days/ https://thebidsheet.docsanddeadlines.com/warranty/hvac-warranty-registration-window-60-90-days/ Seven warranty certificates from six brands, side by side: who gives you 60 days to register, who gives 90, and what the unregistered column quietly costs. Sun, 23 Aug 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/roofing/ice-barrier-drip-edge-ventilation-optional-line-items/ https://thebidsheet.docsanddeadlines.com/roofing/ice-barrier-drip-edge-ventilation-optional-line-items/ A roofing bid files three items under optional upgrades. Two are code items with no exception clause; the third can cut a lifetime warranty to ten years. Sat, 22 Aug 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/timing/repair-or-replace-5000-rule-arithmetic/ https://thebidsheet.docsanddeadlines.com/timing/repair-or-replace-5000-rule-arithmetic/ Three rules of thumb, one nineteen-year-old furnace, two opposite answers. Where those rules came from, where they fail, and the arithmetic underneath them. Sat, 22 Aug 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/roofing/roofing-estimate-squares-pitch-layers-missing-lines/ https://thebidsheet.docsanddeadlines.com/roofing/roofing-estimate-squares-pitch-layers-missing-lines/ A roof is sold by the square, so a bid with no square count is a price attached to nothing. Pitch, waste, layers, and the six lines usually left off. Fri, 21 Aug 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/permits/look-up-contractor-license-bond-complaints/ https://thebidsheet.docsanddeadlines.com/permits/look-up-contractor-license-bond-complaints/ Four separate records sit behind the words licensed and insured: the class, the bond, the workers' comp line, and the complaint file. Where each one lives. Thu, 20 Aug 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/permits/skip-the-permit-discount-what-you-inherit/ https://thebidsheet.docsanddeadlines.com/permits/skip-the-permit-discount-what-you-inherit/ Waiving the permit line shaves a few hundred dollars off a bid today. At closing, disclosure forms, appraisals, and your insurer ask for it back. Wed, 19 Aug 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/hvac/verify-hvac-system-ahri-directory/ https://thebidsheet.docsanddeadlines.com/hvac/verify-hvac-system-ahri-directory/ Your estimate names a condenser and a coil. The AHRI Directory decides whether that pair was ever rated together, and which columns say it wasn't. Wed, 19 Aug 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/bids/change-order-clause-fixed-price/ https://thebidsheet.docsanddeadlines.com/bids/change-order-clause-fixed-price/ One sentence buried under the total turns a fixed bid into an open one. How to read the change-order clause, and the four blanks to fill in before you sign. Tue, 18 Aug 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/electrical/do-you-need-200-amp-panel-load-calculation/ https://thebidsheet.docsanddeadlines.com/electrical/do-you-need-200-amp-panel-load-calculation/ A panel upgrade quote should arrive with arithmetic. Here is the NEC optional load calculation, worked twice with real numbers, so you can check it yourself. Tue, 18 Aug 2026 00:00:00 +0000 https://thebidsheet.docsanddeadlines.com/bids/hvac-replacement-bid-14-lines/ https://thebidsheet.docsanddeadlines.com/bids/hvac-replacement-bid-14-lines/ Three estimates, three different jobs. Here are the 14 lines an HVAC replacement bid has to name, and exactly what breaks when each one is left off. Mon, 17 Aug 2026 00:00:00 +0000