Spring
Inspect roofing and gutters after winter weather, test exterior drainage, clean decks, and schedule cooling-system maintenance.
Summer
Watch crawlspace humidity, check exterior paint and sealants, and keep vegetation away from siding and equipment.
Fall
Clean gutters, inspect heating equipment, seal drafts, and protect exterior plumbing.
Winter
Monitor pipes during freezes, keep vents clear, and document storm damage promptly.